News Up, Up and Away Goes Their Helium Balloon
Published on January 8, 2021Fifth Grade Jefferson students launch a helium balloon and track the progress as it circles the globe!
https://who13.com/news/pella-science-project-circles-the-globe-four-times/?fbclid=IwAR3ZVHmHDZ0OSfSvagM3WNe0d6xjoKhDPAY0cbt1DuKmQwj52VTTRWkYhQo